зделайте номера 5,6,7 зарание спасибо
Приложения:
Ответы на вопрос
Ответил sincostancot
0
5)
![S = S_{1} - S_{2} \
S_{1} = ab = 4 * 8 = 32 \
S_{2} = pi r^2 = 3 * 4 = 12 \
S = 32 - 12 = 20](https://tex.z-dn.net/?f=S+%3D++S_%7B1%7D+-+S_%7B2%7D+%5C%0AS_%7B1%7D+%3D+ab+%3D+4+%2A+8+%3D+32+%5C%0AS_%7B2%7D+%3D+%C2%A0pi+r%5E2+%3D+%C2%A03+%2A+4+%3D+12+%5C%0AS+%3D+32+-+12+%3D+20 "S = S_{1} - S_{2} \
S_{1} = ab = 4 * 8 = 32 \
S_{2} = pi r^2 = 3 * 4 = 12 \
S = 32 - 12 = 20")
6)
![S = S_{1} - frac{S_{2}}{2} \ \
S_{1} = ab = 4 * 8 = 32 \
S_{2} = pi r^2 = pi * 1 = pi = 3
\ \
S = 32 - 3 = 29](https://tex.z-dn.net/?f=S+%3D+S_%7B1%7D+-++frac%7BS_%7B2%7D%7D%7B2%7D+%5C+%5C+%0AS_%7B1%7D+%3D+ab+%3D+4+%2A+8+%3D+32+%5C%0AS_%7B2%7D+%3D+++pi+r%5E2+%3D++pi+%2A+1+%3D++pi++%3D+3%0A%5C+%5C+%0AS+%3D+32+-+3+%3D+29%0A "S = S_{1} - frac{S_{2}}{2} \ \
S_{1} = ab = 4 * 8 = 32 \
S_{2} = pi r^2 = pi * 1 = pi = 3
\ \
S = 32 - 3 = 29")
7)
![S = frac{1}{2}S_{1}
\
S_{1} = ab = 4 * 8 = 32
\
\
S = frac{32}{2} = 16](https://tex.z-dn.net/?f=S+%3D++frac%7B1%7D%7B2%7DS_%7B1%7D+%0A%5C%0AS_%7B1%7D+%3D+ab+%3D+4+%2A+8+%3D+32%0A%5C%0A%5C%0AS+%3D++frac%7B32%7D%7B2%7D+%3D+16+ "S = frac{1}{2}S_{1}
\
S_{1} = ab = 4 * 8 = 32
\
\
S = frac{32}{2} = 16")
6)
7)
Новые вопросы